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Add temporary motion_compensated_prediction_new

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Temporarily add motion_compensated_prediction_new() to
decouple non_greedy_mv's motion search from baseline.

We need to decouple non_greedy_mv's full pixel motion search and
sub pixel motion search

Change-Id: I1a0e4a170c19b5b718e9d19b62268b520105a0ef
This commit is contained in:
Angie Chiang
2019-08-16 11:01:28 -07:00
parent ff90269431
commit b0c89c99ce
1 changed files with 58 additions and 25 deletions
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83
vp9/encoder/vp9_encoder.c
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@@ -5884,18 +5884,10 @@ static void init_tpl_stats(VP9_COMP *cpi) {
}
#if CONFIG_NON_GREEDY_MV
static uint32_t motion_compensated_prediction(
static uint32_t motion_compensated_prediction_new(
VP9_COMP *cpi, ThreadData *td, int frame_idx, uint8_t *cur_frame_buf,
uint8_t *ref_frame_buf, int stride, BLOCK_SIZE bsize, int mi_row,
int mi_col, MV *mv, int rf_idx) {
#else // CONFIG_NON_GREEDY_MV
static uint32_t motion_compensated_prediction(VP9_COMP *cpi, ThreadData *td,
int frame_idx,
uint8_t *cur_frame_buf,
uint8_t *ref_frame_buf,
int stride, BLOCK_SIZE bsize,
int mi_row, int mi_col, MV *mv) {
#endif // CONFIG_NON_GREEDY_MV
MACROBLOCK *const x = &td->mb;
MACROBLOCKD *const xd = &x->e_mbd;
MV_SPEED_FEATURES *const mv_sf = &cpi->sf.mv;
@@ -5907,13 +5899,11 @@ static uint32_t motion_compensated_prediction(VP9_COMP *cpi, ThreadData *td,
uint32_t sse;
int cost_list[5];
const MvLimits tmp_mv_limits = x->mv_limits;
#if CONFIG_NON_GREEDY_MV
// lambda is used to adjust the importance of motion vector consitency.
// TODO(angiebird): Figure out lambda's proper value.
const int lambda = cpi->tpl_stats[frame_idx].lambda;
int_mv nb_full_mvs[NB_MVS_NUM];
int nb_full_mv_num;
#endif
MV best_ref_mv1 = { 0, 0 };
MV best_ref_mv1_full; /* full-pixel value of best_ref_mv1 */
@@ -5932,21 +5922,12 @@ static uint32_t motion_compensated_prediction(VP9_COMP *cpi, ThreadData *td,
vp9_set_mv_search_range(&x->mv_limits, &best_ref_mv1);
#if CONFIG_NON_GREEDY_MV
(void)search_method;
(void)sadpb;
nb_full_mv_num = vp9_prepare_nb_full_mvs(&cpi->tpl_stats[frame_idx], mi_row,
mi_col, rf_idx, bsize, nb_full_mvs);
vp9_full_pixel_diamond_new(cpi, x, bsize, &best_ref_mv1_full, step_param,
lambda, 1, nb_full_mvs, nb_full_mv_num, mv);
#else
(void)frame_idx;
(void)mi_row;
(void)mi_col;
vp9_full_pixel_search(cpi, x, bsize, &best_ref_mv1_full, step_param,
search_method, sadpb, cond_cost_list(cpi, cost_list),
&best_ref_mv1, mv, 0, 0);
#endif
/* restore UMV window */
x->mv_limits = tmp_mv_limits;
@@ -5961,6 +5942,59 @@ static uint32_t motion_compensated_prediction(VP9_COMP *cpi, ThreadData *td,
return bestsme;
}
#else // CONFIG_NON_GREEDY_MV
static uint32_t motion_compensated_prediction(VP9_COMP *cpi, ThreadData *td,
uint8_t *cur_frame_buf,
uint8_t *ref_frame_buf,
int stride, BLOCK_SIZE bsize,
MV *mv) {
MACROBLOCK *const x = &td->mb;
MACROBLOCKD *const xd = &x->e_mbd;
MV_SPEED_FEATURES *const mv_sf = &cpi->sf.mv;
const SEARCH_METHODS search_method = NSTEP;
int step_param;
int sadpb = x->sadperbit16;
uint32_t bestsme = UINT_MAX;
uint32_t distortion;
uint32_t sse;
int cost_list[5];
const MvLimits tmp_mv_limits = x->mv_limits;
MV best_ref_mv1 = { 0, 0 };
MV best_ref_mv1_full; /* full-pixel value of best_ref_mv1 */
best_ref_mv1_full.col = best_ref_mv1.col >> 3;
best_ref_mv1_full.row = best_ref_mv1.row >> 3;
// Setup frame pointers
x->plane[0].src.buf = cur_frame_buf;
x->plane[0].src.stride = stride;
xd->plane[0].pre[0].buf = ref_frame_buf;
xd->plane[0].pre[0].stride = stride;
step_param = mv_sf->reduce_first_step_size;
step_param = VPXMIN(step_param, MAX_MVSEARCH_STEPS - 2);
vp9_set_mv_search_range(&x->mv_limits, &best_ref_mv1);
vp9_full_pixel_search(cpi, x, bsize, &best_ref_mv1_full, step_param,
search_method, sadpb, cond_cost_list(cpi, cost_list),
&best_ref_mv1, mv, 0, 0);
/* restore UMV window */
x->mv_limits = tmp_mv_limits;
// TODO(yunqing): may use higher tap interp filter than 2 taps.
// Ignore mv costing by sending NULL pointer instead of cost array
bestsme = cpi->find_fractional_mv_step(
x, mv, &best_ref_mv1, cpi->common.allow_high_precision_mv, x->errorperbit,
&cpi->fn_ptr[bsize], 0, mv_sf->subpel_search_level,
cond_cost_list(cpi, cost_list), NULL, NULL, &distortion, &sse, NULL, 0, 0,
USE_2_TAPS);
return bestsme;
}
#endif
static int get_overlap_area(int grid_pos_row, int grid_pos_col, int ref_pos_row,
int ref_pos_col, int block, BLOCK_SIZE bsize) {
@@ -6251,10 +6285,9 @@ static void mode_estimation(VP9_COMP *cpi, MACROBLOCK *x, MACROBLOCKD *xd,
mv.as_int =
get_pyramid_mv(tpl_frame, rf_idx, bsize, mi_row, mi_col)->as_int;
#else
motion_compensated_prediction(
cpi, td, frame_idx, xd->cur_buf->y_buffer + mb_y_offset,
ref_frame[rf_idx]->y_buffer + mb_y_offset, xd->cur_buf->y_stride, bsize,
mi_row, mi_col, &mv.as_mv);
motion_compensated_prediction(cpi, td, xd->cur_buf->y_buffer + mb_y_offset,
ref_frame[rf_idx]->y_buffer + mb_y_offset,
xd->cur_buf->y_stride, bsize, &mv.as_mv);
#endif
#if CONFIG_VP9_HIGHBITDEPTH
@@ -6714,7 +6747,7 @@ static void do_motion_search(VP9_COMP *cpi, ThreadData *td, int frame_idx,
} else {
tpl_stats->ready[rf_idx] = 1;
}
motion_compensated_prediction(
motion_compensated_prediction_new(
cpi, td, frame_idx, xd->cur_buf->y_buffer + mb_y_offset,
ref_frame[rf_idx]->y_buffer + mb_y_offset, xd->cur_buf->y_stride, bsize,
mi_row, mi_col, &mv->as_mv, rf_idx);